Area codes 512 and 737wikipedia

512 and 737 are North American telephone area codes serving Austin, Texas, and its suburbs.
512512 & 737737512 and 737area code 512512, 737
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Area code 361

361
On February 13, 1999, the 512 area code was reduced to its current size when the southern portion (including Corpus Christi) became 361.
It was created prior to February 13, 1999, in a split from area code 512.

Area codes 210 and 726

210726area code 210
In 1992, the western part of its territory (including San Antonio and the Rio Grande Valley) was split off as area code 210, making 512 the last of Texas' original four area codes to be split.
The main area code, 210, was created November 1, 1992, in a split from area code 512.

List of original NANP area codes

original area codesoriginal 86 area codesoriginal numbering plan areas
Area code 512 was one of the original area codes established in October 1947.

Austin, Texas

AustinAustin, TXTexas (Austin)
512 and 737 are North American telephone area codes serving Austin, Texas, and its suburbs.

List of Texas area codes

TexasArea codes in Texas
List of Texas area codes
512: Austin, San Marcos, Kyle, Lampasas, Bastrop, Milam and Central Texas, overlays with 737 (October 1947)

Cedar Park, Texas

Cedar ParkCedar Park, TXCity of Cedar Park
Cedar Park